* {
    margin: 0;
    padding: 0;
}
ul {
    list-style: none;
}
a {
    text-decoration: none;
}
img {
    vertical-align: middle;
}
body {
    font-family: '微软雅黑','Arial Narrow',Arial,sans-serif;
    font-size: 14px;
    background: #f5f5f5;
}




